Question 1

Organisms that break down bodies of dead plants and animals into nutrients that are released into the soil or water are called

Accepted Answer

A) detritivores 
B) detritus feeders 
C) decomposers 
D) scavengers 
E) omnivores 
A) detritivores 
B) detritus feeders 
C) decomposers 
D) scavengers 
E) omnivores

Question 2

Match the items listed below with the appropriate choice
  
-On the figure of the Earth, choose the letter that represents the ozone layer.

Accepted Answer

The answer of 
Match the items listed below with the...

Question 3

All physical forms of water (solid, liquid, and gas) make up the

Accepted Answer

A) atmosphere 
B) geosphere 
C) biosphere 
D) troposphere 
E) hydrosphere 
A) atmosphere 
B) geosphere 
C) biosphere 
D) troposphere 
E) hydrosphere

Question 4

Which of the following biogeochemical cycles does not include the atmosphere as a temporary reservoir?

Accepted Answer

A) hydrologic 
B) nitrogen 
C) carbon 
D) phosphorous 
E) none of these answers 
A) hydrologic 
B) nitrogen 
C) carbon 
D) phosphorous 
E) none of these answers

Question 5

Ecologists study interactions within and among which five levels of organization?

Accepted Answer

A) cell, organism, atom, ecosystem, and molecule 
B) atom, molecule, cell, organism, and population 
C) molecule, cell, atom, community, and biosphere 
D) organism, population, community, ecosystem, and biosphere 
E) atom, organism, cell, biosphere, and population 
A) cell, organism, atom, ecosystem, and molecule 
B) atom, molecule, cell, organism, and population 
C) molecule, cell, atom, community, and biosphere 
D) organism, population, community, ecosystem, and biosphere 
E) atom, organism, cell, biosphere, and population

Question 6

Life on Earth depends on the following interconnected factors:

Accepted Answer

A) one-way flow of high quality energy 
B) cycling of nutrients 
C) gravity 
D) all of these answers 
E) one-way flow of high quality energy and cycling of nutrients 
A) one-way flow of high quality energy 
B) cycling of nutrients 
C) gravity 
D) all of these answers 
E) one-way flow of high quality energy and cycling of nutrients

Question 7

Which of the following statements is false?

Accepted Answer

A) There is considerable waste in functioning natural ecosystems. 
B) Food webs reflect the complexity of real ecosystems better than food chains. 
C) Producers belong to the first trophic level. 
D) Primary consumers are on a lower trophic level than secondary consumers. 
E) Tertiary consumers are on the highest trophic level. 
A) There is considerable waste in functioning natural ecosystems. 
B) Food webs reflect the complexity of real ecosystems better than food chains. 
C) Producers belong to the first trophic level. 
D) Primary consumers are on a lower trophic level than secondary consumers. 
E) Tertiary consumers are on the highest trophic level.

Question 8

In terms of inputs of matter, the Earth is a closed system.
a.As a result, nutrients must be recycled to support life.

Accepted Answer

A) True 
 B)False

Question 9

Despite the ocean's low NPP, it creates more of the Earth's NPP than any of the other ecosystems.

Accepted Answer

A) True 
 B)False

Question 10

On the figure of an ecosystem, choose which of the components in the figure are categorized as abiotic.

Accepted Answer

Precipitation
Oxygen

Question 11

Of the following water-cycle processes, the one working against gravity is

Accepted Answer

A) percolation 
B) infiltration 
C) runoff 
D) transpiration 
E) precipitation 
A) percolation 
B) infiltration 
C) runoff 
D) transpiration 
E) precipitation

Question 12

Clearly explain the relationship between the Second Law of Thermodynamics and the typical pyramid of biomass.

Accepted Answer

The second law of thermodynamics indicat

Question 13

When sulfur dioxide in the atmosphere combines with water in precipitation, sulfuric acid rain is deposited on the Earth.
a.What human activities contribute to this process?

Accepted Answer

Human activities that release large amou

Question 14

The process by which many decomposers are able to convert glucose into useable energy in the absence of oxygen is known as transpiration.

Accepted Answer

A) True 
 B)False

Question 15

The capacity of water to store large quantities of thermal energy allows water to significantly moderate the Earth's climate.

Accepted Answer

A) True 
 B)False

Question 16

There are examples of microbial bacteria that are beneficial to humans.

Accepted Answer

A) True 
 B)False

Question 17

The innermost layer of the atmosphere is the

Accepted Answer

A) troposphere 
B) stratosphere 
C) hydrosphere 
D) geosphere 
E) lithosphere 
A) troposphere 
B) stratosphere 
C) hydrosphere 
D) geosphere 
E) lithosphere

Question 18

Ecology is the study of how:

Accepted Answer

A) Atoms make up the environment. 
B) Humans affect the environment. 
C) Organisms interact with each other and their nonliving environment. 
D) Energy runs the environment. 
E) Evolution affects nature. 
A) Atoms make up the environment. 
B) Humans affect the environment. 
C) Organisms interact with each other and their nonliving environment. 
D) Energy runs the environment. 
E) Evolution affects nature.

Question 19

The geosphere is the top of the upper mantle and contains all the air surrounding the Earth.

Accepted Answer

A) True 
 B)False

Question 20

A(n) ____________________ is a community of different species interacting with one another and with their environment.

Accepted Answer

The answer of A(n) ____________________ is a community of different...

Organisms that break down bodies of dead plants and animals into nutrients that are released into the soil or water are called

Match the items listed below with the appropriate choice -On the figure of the Earth, choose the letter that represents the ozone layer.

All physical forms of water (solid, liquid, and gas) make up the

Which of the following biogeochemical cycles does not include the atmosphere as a temporary reservoir?

Ecologists study interactions within and among which five levels of organization?

Life on Earth depends on the following interconnected factors:

Which of the following statements is false?

In terms of inputs of matter, the Earth is a closed system. a.As a result, nutrients must be recycled to support life.

Despite the ocean's low NPP, it creates more of the Earth's NPP than any of the other ecosystems.

On the figure of an ecosystem, choose which of the components in the figure are categorized as abiotic.

Of the following water-cycle processes, the one working against gravity is

Clearly explain the relationship between the Second Law of Thermodynamics and the typical pyramid of biomass.

When sulfur dioxide in the atmosphere combines with water in precipitation, sulfuric acid rain is deposited on the Earth. a.What human activities contribute to this process?

The process by which many decomposers are able to convert glucose into useable energy in the absence of oxygen is known as transpiration.

The capacity of water to store large quantities of thermal energy allows water to significantly moderate the Earth's climate.

There are examples of microbial bacteria that are beneficial to humans.

The innermost layer of the atmosphere is the

Ecology is the study of how:

The geosphere is the top of the upper mantle and contains all the air surrounding the Earth.

A(n) ____________________ is a community of different species interacting with one another and with their environment.

Environmental Problems, Their Causes, and Sustainability

Science, Matter, and Energy

Biodiversity and Evolution

Biodiversity, Species Interactions, and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: the Species Approach

Sustaining Biodiversity: the Ecosystem Approach

Food, Soil, and Pest Management

Water Resources and Water Pollution

Geology and Nonrenewable Mineral Resources

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

Filters

Exam 3: Ecosystems: What Are They and How Do They Work

Organisms that break down bodies of dead plants and animals into nutrients that are released into the soil or water are called

Match the items listed below with the appropriate choice -On the figure of the Earth, choose the letter that represents the ozone layer.

All physical forms of water (solid, liquid, and gas) make up the

Which of the following biogeochemical cycles does not include the atmosphere as a temporary reservoir?

Ecologists study interactions within and among which five levels of organization?

Life on Earth depends on the following interconnected factors:

Which of the following statements is false?

In terms of inputs of matter, the Earth is a closed system. a.As a result, nutrients must be recycled to support life.

Despite the ocean's low NPP, it creates more of the Earth's NPP than any of the other ecosystems.

On the figure of an ecosystem, choose which of the components in the figure are categorized as abiotic.

Of the following water-cycle processes, the one working against gravity is

Clearly explain the relationship between the Second Law of Thermodynamics and the typical pyramid of biomass.

When sulfur dioxide in the atmosphere combines with water in precipitation, sulfuric acid rain is deposited on the Earth. a.What human activities contribute to this process?

The process by which many decomposers are able to convert glucose into useable energy in the absence of oxygen is known as transpiration.

The capacity of water to store large quantities of thermal energy allows water to significantly moderate the Earth's climate.

There are examples of microbial bacteria that are beneficial to humans.

The innermost layer of the atmosphere is the

Ecology is the study of how:

The geosphere is the top of the upper mantle and contains all the air surrounding the Earth.

A(n) ____________________ is a community of different species interacting with one another and with their environment.

Environmental Problems, Their Causes, and Sustainability

Science, Matter, and Energy

Biodiversity and Evolution

Biodiversity, Species Interactions, and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: the Species Approach

Sustaining Biodiversity: the Ecosystem Approach

Food, Soil, and Pest Management

Water Resources and Water Pollution

Geology and Nonrenewable Mineral Resources

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

Filters